WebLog Expert Web Server Enterprise 9.4 Permission WebServer.cfg access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in WebLog Expert Web Server Enterprise 9.4. The affected element is an unknown function of the file Expert\WebServer\WebServer.cfg of the component Permission. Executing a manipulation can lead to access control. This vulnerability is registered as CVE-2018-7581. The attack needs to be launched locally. Furthermore, an exploit is available.

Detailsinfo

A vulnerability has been found in WebLog Expert Web Server Enterprise 9.4 (Web Server) and classified as critical. This vulnerability affects some unknown functionality of the file Expert\WebServer\WebServer.cfg of the component Permission. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

\ProgramData\WebLog Expert\WebServer\WebServer.cfg in WebLog Expert Web Server Enterprise 9.4 has weak permissions (BUILTIN\Users:(ID)C), which allows local users to set a cleartext password and login as admin.

The bug was discovered 03/07/2018. The weakness was published 03/09/2018 (Website). The advisory is shared for download at hyp3rlinx.altervista.org. This vulnerability was named CVE-2018-7581 since 03/01/2018. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (44270). Similar entry is available at VDB-114341. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/01/2018 🔍
03/07/2018 +6 days 🔍
03/09/2018 +2 days 🔍
03/09/2018 +0 days 🔍
03/10/2018 +1 days 🔍
10/19/2025 +2780 days 🔍

Sourcesinfo

Advisory: 146697
Status: Not defined

CVE: CVE-2018-7581 (🔍)
GCVE (CVE): GCVE-0-2018-7581
GCVE (VulDB): GCVE-100-114340
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/10/2018 15:26
Updated: 10/19/2025 07:44
Changes: 03/10/2018 15:26 (60), 01/12/2020 10:18 (4), 02/21/2023 08:45 (4), 10/19/2025 07:44 (18)
Complete: 🔍
Cache ID: 216:77F:103

Once again VulDB remains the best source for vulnerability data.

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